Semiconductor Devices TRIZ Cases

A cavity metal film made thicker or rougher on straight walls improves light reflection, heat dissipation, and sealing reliability in ceramic modules.

A silicon phosphide cap over Ge source/drain contacts suppresses Fermi level pinning and lowers N-type contact resistance in FinFETs.

A thick field isolation layer and p-type bottom layers control electric fields to prevent gate leakage while raising breakdown voltage.

A wrap-around extrinsic base and inverted T spacer cut HBT base resistance and collector-base capacitance to improve fMAX.

A source-connected polysilicon field plate with local drift-region doping lowers Cgd, preserves low on-resistance, and improves hot-carrier robustness.

A cavity-grown monocrystalline intrinsic base cuts collector-base capacitance and base resistance while preserving RF frequency handling.

Discrete trench gates in the drain drift well raise EDMOSFET drive current while limiting area growth and breakdown voltage loss.

Emitter spacing and a protective through film limit interface states and hydrogen trapping, stabilizing threshold voltage and short-circuit time.

Patterned LED substrate features and reduced thickness improve light extraction, boost desired-angle emission, and cut lateral waveguiding.

Constant-width trench formation with staged etching and CMP improves LDMOS isolation symmetry and prevents contact open issues.

An inorganic protective layer over parallel metal wires improves heat resistance and corrosion protection without sacrificing polarization performance.

A stepped SiC trench gate with dual shielding and thicker bottom oxide mitigates field crowding, protecting gate oxide and sustaining breakdown voltage.

A separated inner and outer epitaxial LED structure redirects lateral emission upward to cut photodetector noise in optical encoders.

Uniform dopant diffusion across corrugated surfaces forms contiguous source and drain regions that curb MOSFET leakage at smaller device sizes.

A III-V interlayer in the pGaN gate cuts peak electric fields, improving threshold voltage stability and gate reliability in GaN power transistors.

A segmented Y-shaped trench-gate layout lowers on-resistance while limiting source-gate capacitance and easing FET miniaturization.

Exposed substrate surfaces and a reflective insulating filler cut light absorption at conductive members, boosting LED output and stability.

A dual edge termination shifts peak electric field below the surface, cutting area and corrosion risk while improving reverse breakdown strength.

A low-k shell with a high-k core fills dummy-fin voids to block leakage paths, improve isolation, and avoid AC degradation in FinFETs.

A controlled oxide layer passivates the exposed barrier surface in infrared detectors, cutting dark current and supporting higher-temperature FPA operation.

Narrowed source, drain, and gate contact regions cut overlap area in III-N transistors, lowering off-state capacitance for faster switching.

Higher-aluminum capping layers and an electron barrier help GaN LEDs limit dopant spread, reduce electron overflow, and improve hole injection.

A silicon cap or cavity isolates germanium from silicon nitride, cutting dark current and improving signal-to-noise ratio.

Amorphous regions formed in the HEMT buffer layer block leakage paths below source and drain, reducing gate leakage and supporting higher breakdown voltage.

A silicon-oxygen emitter-base interface helps HBTs cut capacitance and resistance while controlling dopant diffusion and beta variation.

A diffusion barrier between the ohmic contact and adhesion layers blocks metal diffusion, lowering voltage and preserving LED reflectivity.

A high-dielectric connection layer strengthens fringe electric fields in 3D memory stacks, easing hole formation and preserving cell current.

A segmented p-region layout expands Schottky area while cutting reverse leakage and forward resistance in a vertical MPS diode.

A second gate in the drift region reduces charge buildup from annealing-induced interface defects, improving LDMOS stability and breakdown voltage.

A trench-housed insulated gate shrinks lateral MOSFET pitch and lowers on-resistance while avoiding complex sacrificial process steps.

A protective and overlay layer sequence forms the HEMT gate opening without barrier damage, helping control threshold voltage, ON-resistance, and yield.

A sacrificial SiO2 opening places base silicide on the monocrystalline SiGe base, shortening the path to the intrinsic base and cutting HBT resistance.

A convex electrode pad and reflective layer improve UV light extraction, current spreading, optical output, and operating voltage.

A V-pit multilayer stack uses the 2DHG effect to boost hole and carrier injection, improving luminous efficiency while lowering driving voltage.

Staggered back contacts, gap textures, and curved interfaces improve IBC solar cell light trapping without sacrificing minority carrier transport.

Sidewall spacer masking shapes smaller semiconductor gates with protruding contact regions to maintain reliable gate-to-contact connection.

Blanket dopant, SOI, and pocket channel dopant structures expand transistor contact area to cut contact resistance at smaller pitches.

A widened, higher-doped JFET region in a SiC power MOSFET cuts saturation drain current and heat rise to improve short-circuit reliability.

A fin-based bipolar transistor uses locally tuned doping and contact layout to integrate with FinFET processing while preserving electrical behavior.

A two-layer conductive partition uses acid-resistant and fast-etch materials to preserve electrode contact and pixel aperture precision in OLED fabrication.

Stacked rear-surface texture substructures ease borosilicate glass removal while supporting uniform tunnel oxide formation and lower contact resistivity.

Vertical active-layer stacking and air gaps raise memory cell density while cutting parasitic capacitance and word-line interference.

Air gaps between adjacent LDMOS gate structures cut parasitic capacitance while improving leakage and breakdown control in scaled FinFET integration.

A ferroelectric gate layer shifts HEMT polarization to achieve normally-off operation with high threshold voltage and low gate leakage.

An aluminum oxide blocking layer improves electrode adhesion and blocks moisture-driven metal migration that can cause LED leakage and shorts.

Layered dielectrics and segmented spacers improve gate-stack scaling while limiting cost and protecting against time-zero dielectric breakdown.

Nitrogen plasma creates an N-rich substrate surface without silicon nitride, enabling better GaN/InGaN nucleation and lower dislocation rates.

Independent gate resistors let super junction power devices tune switching speed without mask changes, helping prevent circuit interference.

Stacked light emitting parts with metal patterns and vias improve ohmic contact, light extraction, and external quantum efficiency.

A dual-layer SiO2 passivation film and guard ring cut surface leakage while preserving dielectric withstand voltage in gallium oxide Schottky diodes.